Finding the Third Proportional to 47,040 and 72,060

Step by Step Solution

1. Step 1: Write the proportion equation
   47,040 : 72,060 = 72,060 : x
2. Step 2: Convert to fraction form
   47,040/72,060 = 72,060/x
3. Step 3: Cross multiply
   47,040x = 72,060 × 72,060
4. Step 4: Simplify right side
   47,040x = 5,192,643,600
5. Step 5: Solve for x
   x = 5,192,643,600/47,040
6. Step 6: Final answer
   x = 110,387.83